4. Let ū = (2/3, 2), i = (-1, v3) (a) Find u · v (b) Find [ū],|v| (c) If 0 is the angle between u and v, find cos 0. (d) Find 0. Answer: u v = 0; Jū| = 4, |7| = 2 ; cos 0-0; 0 = 90°
4. Let ū = (2/3, 2), i = (-1, v3) (a) Find u · v (b) Find [ū],|v| (c) If 0 is the angle between u and v, find cos 0. (d) Find 0. Answer: u v = 0; Jū| = 4, |7| = 2 ; cos 0-0; 0 = 90°
Calculus: Early Transcendentals
8th Edition
ISBN:9781285741550
Author:James Stewart
Publisher:James Stewart
Chapter1: Functions And Models
Section: Chapter Questions
Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...
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![4. Let ū = (2/3, 2), i = (-1, v3)
(a) Find ū · v
(b) Find |ū], ||
(c) If 0 is the angle between u and v, find cos 0.
(d) Find 0.
Answer: u · ở = 0; [ū| = 4, |ủ| = 2 ; cos 0=0; 0 = 90°](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F185bed84-dcb2-447b-b8ea-e98e060347ec%2Fff416b8c-a38d-47f1-a833-094731837e39%2Ftmo3dnb_processed.jpeg&w=3840&q=75)
Transcribed Image Text:4. Let ū = (2/3, 2), i = (-1, v3)
(a) Find ū · v
(b) Find |ū], ||
(c) If 0 is the angle between u and v, find cos 0.
(d) Find 0.
Answer: u · ở = 0; [ū| = 4, |ủ| = 2 ; cos 0=0; 0 = 90°
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